|Original work|Liszt work|Forces|Date|S no.|Notes|
|---|---|---|---|---|---|
|Opera Lucrezia Borgia (1833)|Reminiscences de Lucrezia Borgia|piano|1840|S.400|The sections are: (1) Trio du second acte and (2) Fantaisie sur des motifs favoris de l'opéra: Chanson à boire (Orgie), Duo and Finale|
|Opera Lucia di Lammermoor (1835)|Reminiscences de Lucia di Lammermoor|piano|1835‑36|S.397|Based on the Sextet|
|Opera Lucia di Lammermoor (1835)|Marche et cavatine de Lucie de Lammermoor|piano|1835‑36|S.398|Intended as part of the Reminiscences (S.397) but separated by the publisher|
|Lucia di Lammermoor|Valse à capriccio sur deux motifs de Lucia et Parisina|piano|1842|S.401|Combines motifs from Lucia di Lammermoor and Parisina. The Valse à capriccio, S.401 was revised as No. 3 of 3 Caprices-Valses, S.214 (1850–52).|
|Opera Parisina (1833)|Valse à capriccio sur deux motifs de Lucia et Parisina|piano|1842|S.401|Combines motifs from Lucia di Lammermoor and Parisina. The Valse à capriccio, S.401 was revised as No. 3 of 3 Caprices-Valses, S.214 (1850–52).|
|Nuits d'été à Pausilippe, 12 ariettas and nocturnes (voices and chamber ensemble; 1836):  No. 1, "Barcajuolo" No. 9, "L'Alito di Bice" No. 4, "La Torre di Biasone"|Nuits d'été à Pausilippe|piano|1838|S.399||
|Opera La favorite (1840):  Duettino (Act IV)|Spirito gentil|piano|1847|S.400a|Possibly same as S.742.|
|Opera Dom Sébastien (1843):  Funeral march|Marche funèbre de Dom Sébastien|piano|1844|S.402||
|Act IV|Paraphrase|piano|?|S.744|Lost; this was based on Theodor Kullak's transcription (paraphrase), Op. 31, which was itself dedicated to Liszt.|
|"Duettino"|Transcription|piano|?|S.742|Lost. Possibly same as S.400a.|

Question: how many were lost?
Answer: 2